1.4 Customizable Relaxation ModesFeatures Sleep, Breathing, Relaxation, and Massage modes to cater to different needs; helps regulate breathing rhythm, ease muscle tension, and guide the body into a calm state for faster sleep onset. 2.Smart Sleep Dev APP ControlConnects to the dedicated Sleep Dev APP for mode adjustment, timer setting, and sleep data tracking; allows you to personalize your sleep support routine and monitor progress conveniently. 3.Wireless Charging & 8H Long Battery LifeSupports hassle-free wireless charging, no messy cables needed; a full charge delivers up to 8 hours of continuous use, perfect for all-night sleep support or extended travel trips. 4.ABS Safe Material & Ultra-Portable DesignCrafted from non-toxic, durable ABS material for safe use; weighs only 150g with a compact size, easy to slip into bags or suitcases for seamless use at home, in hotels, or during travel. 5.Dual Use for Home & TravelVersatile design suits both daily home use and on-the-go travel needs; provides consistent sleep support to help you maintain a regular sleep schedule even in unfamiliar environments.